LTC2256CUJ-14 vs LTC2249IUH Comparison
Detailed side-by-side comparison of LTC2256CUJ-14 by Analog Devices and LTC2249IUH by Analog Devices. Compare key specifications, electrical parameters, packaging, lifecycle status, pricing, and availability to determine the best component for your design requirements.
Specification Comparison
| Parameter | LTC2256CUJ-14 | LTC2249IUH |
|---|---|---|
| Brand | Analog Devices | Analog Devices |
| Category | ADC/DAC | ADC/DAC |
| Lifecycle Status | Active | Active |
| Stock Status | In Stock | In Stock |
| Unit Price (USD) | $6.90 | $20.85 |
| Resolution | 14 bit | 14 bits |
| Sample Rate | 25 Msps | 80 Msps |
| Number of Inputs | 1 | — |
| Architecture | Pipelined | Pipelined |
| Supply Voltage | 1.8 V (single) | — |
| Power Dissipation | 35 mW at 25 Msps | 222 mW at 80 Msps |
| INL | ±1 LSB (typical) | — |
| DNL | ±0.3 LSB (typical) | — |
| Transition Noise | 1.13 LSB RMS | — |
| SNR | 73 dB | 73 dB at 70 MHz input |
| Input Bandwidth (Full Power) | 800 MHz | — |
| Input Range | 1 Vp-p to 2 Vp-p (selectable, differential) | — |
| Digital Output Modes | Full-rate CMOS, DDR CMOS, DDR LVDS (selectable) | — |
| Output Supply Range (CMOS) | 1.2 V to 1.8 V | — |
| Package | 40-QFN (6 mm x 6 mm) | 32-Pin QFN (5x5) with Exposed Pad (UH) |
| Pin/Package Code | UJ (QFN-40, 6x6 mm) | — |
| Configuration Interface | Serial SPI port | — |
| Power-Saving Modes | Nap mode, full shutdown | — |
| Optional Features | Clock duty-cycle stabilizer, data output randomizer | — |
| Operating Temperature | 0C to +70C (commercial C-grade) | — |
| Mounting Type | Surface Mount | Surface Mount |
| RoHS Status | Compliant (PBF suffix) | Compliant (Pb-free PBF suffix) |
| Number of Input Channels | — | 1 |
| Supply Voltage (VDD) | — | 2.85 V to 3.4 V (3 V typical) |
| SFDR | — | 90 dB at 70 MHz input |
| INL (typical) | — | ±1 LSB |
| DNL (typical) | — | ±0.5 LSB |
| Full-Power Analog Input Bandwidth | — | 575 MHz |
| Differential Input Range | — | 1 V to 2 V peak-to-peak |
| Data Interface | — | Parallel CMOS/TTL |
| Operating Temperature Range | — | -40 °C to +85 °C (industrial) |
| Data Output Format | — | Offset Binary / Two's Complement (selectable) |